| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 W + 2 HNO3 = 2 WNO3 + H2
SiOH2 + O2 = SiO2 + H2O =>
SiOH2 + O2 = SiO2 + H2O
NaOH + H3PO4 = NaOH(PO4)2 + H2 =>
NaOH + 2 H3PO4 = NaOH(PO4)2 + 3 H2
B + HNO3 + HF = HBF3 + NO2 + H2O =>
B + 2 HNO3 + 3 HF = HBF3 + 2 NO2 + 2 H2O
Si + NH3 = Si3N4 + H4 =>
3 Si + 4 NH3 = Si3N4 + 3 H4
IO4{-} + I{-} + H{+} = I2 + H2O =>
IO4{-} + 7 I{-} + 8 H{+} = 4 I2 + 4 H2O
Ca3 + P203 + VN4O12 = CaN2O6 + V3P206 =>
406 Ca3 + 206 P203 + 609 VN4O12 = 1218 CaN2O6 + 203 V3P206
PO(C2H5O)3 + HCl = POCl3 + C2H6O =>
PO(C2H5O)3 + 3 HCl = POCl3 + 3 C2H6O
C3H6O3 = C + H2O =>
C3H6O3 = 3 C + 3 H2O
HCI + AgNO3 = HCINO3 + Ag =>
HCI + AgNO3 = HCINO3 + Ag
ZnCl2 + KOH = K2[Zn(OH)4] + KCl =>
ZnCl2 + 4 KOH = K2[Zn(OH)4] + 2 KCl
H2CO3 + NaOH = H2O + CO3 + NaH =>
H2CO3 + NaOH = H2O + CO3 + NaH
CuSO4 = Cu{2+} + SO4{2-}) =>
CuSO4 = Cu{2+} + SO4{2-})
Na2S + Cu(CH3COO)2 = Na(CH3COO) + CuS =>
Na2S + Cu(CH3COO)2 = 2 Na(CH3COO) + CuS
C4H10O + Br2 = C4H8Br2 + H2O =>
C4H10O + Br2 = C4H8Br2 + H2O
NaNO3 + H2SO4 = HNO3 + Na + SO4 =>
2 NaNO3 + H2SO4 = 2 HNO3 + 2 Na + SO4
HF + CuSO4 = H2SO4 + CuF2 =>
2 HF + CuSO4 = H2SO4 + CuF2
LiOH + Na2HPO4 = Li3PO4 + NaOH + H2O =>
3 LiOH + Na2HPO4 = Li3PO4 + 2 NaOH + H2O
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Ca(HS)2 + HNO3 = Ca(NO3)2 + S + NO2 + H2O =>
Ca(HS)2 + 6 HNO3 = Ca(NO3)2 + 2 S + 4 NO2 + 4 H2O
Na2S + Cu(CH3COO)2 = NaCH3COO + CuS =>
Na2S + Cu(CH3COO)2 = 2 NaCH3COO + CuS
S3I6 = S + I2 =>
S3I6 = 3 S + 3 I2
FeSO4 + CuCl2 = CuSO4 + FeCl2 =>
FeSO4 + CuCl2 = CuSO4 + FeCl2
TiCl3 + NH3OHCl + HCl = H2TiCl6 + NH4Cl + H2O =>
2 TiCl3 + NH3OHCl + 6 HCl = 2 H2TiCl6 + NH4Cl + H2O
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2(aq) + H2O(l) =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2(aq) + 2 H2O(l)
Na2S + Cu(CH3COO)2 = NaCH3COO + CuS =>
Na2S + Cu(CH3COO)2 = 2 NaCH3COO + CuS
CH3CH(NH2)COOH + O2 = NH3 + CO2 + H2O =>
CH3CH(NH2)COOH + 3 O2 = NH3 + 3 CO2 + 2 H2O
Ce{4+} + Mn = Ce{3+} + Mn{2+} =>
2 Ce{4+} + Mn = 2 Ce{3+} + Mn{2+}
Na(s) + H2O(l) = Na2O(aq) + H2(g) =>
2 Na(s) + H2O(l) = Na2O(aq) + H2(g)
C7H6O + C3H6O = C17H14O + H2O =>
2 C7H6O + C3H6O = C17H14O + 2 H2O
HCOOH + H2O = H3O + COOH =>
HCOOH + H2O = H3O + COOH
Zr(s) + O2(g) = ZrO2(s) =>
Zr(s) + O2(g) = ZrO2(s)
Na2S + Cu(CH3COO)2 = Na(CH3COO) + CuS =>
Na2S + Cu(CH3COO)2 = 2 Na(CH3COO) + CuS
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
MgS + KF = KS + MgF =>
MgS + KF = KS + MgF
Na2CO3(aq) + AlI3(aq) = Na2I3 + AlCO3 =>
Na2CO3(aq) + AlI3(aq) = Na2I3 + AlCO3
Cr2O3 + Na2CO3 = Cr2(CO3)3 + Na2O =>
Cr2O3 + 3 Na2CO3 = Cr2(CO3)3 + 3 Na2O
H2SO4 + BaOH = H2O + HBaSO4 =>
H2SO4 + BaOH = H2O + HBaSO4
NaAsO2 + HCl = NaCl + As + H2 + O2 =>
2 NaAsO2 + 2 HCl = 2 NaCl + 2 As + H2 + 2 O2
NH4HS + HNO3 = H2S + NH4NO3 =>
NH4HS + HNO3 = H2S + NH4NO3
P2O5 + Al = Al2O3 + PO2 =>
3 P2O5 + 2 Al = Al2O3 + 6 PO2
SrCl2 + Na2O = SrO + NaCl =>
SrCl2 + Na2O = SrO + 2 NaCl
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2(g) + NaCl(aq) =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(g) + 6 NaCl(aq)
NaF + CaB4O5(OH)4 + H2SO4 = BF3 + CaSO4 + Na2SO4 + H2O =>
12 NaF + CaB4O5(OH)4 + 7 H2SO4 = 4 BF3 + CaSO4 + 6 Na2SO4 + 9 H2O
C6H10O6 + O2 = CO2 + H2O =>
2 C6H10O6 + 11 O2 = 12 CO2 + 10 H2O
Cr2O4 + HCl = Cr2O3 + H2O + Cl =>
Cr2O4 + 2 HCl = Cr2O3 + H2O + 2 Cl
Fe + AlBr3 = FeBr2 + Al =>
3 Fe + 2 AlBr3 = 3 FeBr2 + 2 Al
KMnO4 + NaOH + NaNO2 = K2MnO4 + H2O + NaMnO4 + NaNO3 =>
4 KMnO4 + 2 NaOH + NaNO2 = 2 K2MnO4 + H2O + 2 NaMnO4 + NaNO3
C18H34O2 + NaOH + KMnO4 = C18H36O4 + Na2O + KOH + MnO2 =>
3 C18H34O2 + 8 NaOH + 2 KMnO4 = 3 C18H36O4 + 4 Na2O + 2 KOH + 2 MnO2
ROH + CH3COOH = CH3COOR + H2O =>
ROH + CH3COOH = CH3COOR + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/17/24
Équations équilibrées sur11/16/23
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